Testing electric motor at manufacturing factory. Electric motor rotating inside check machinery. Engineer testing finished products at industrial plant
Visitors music salon testing new electric guitar.
An experienced doctor looks at the device for testing the patients vision
Medium shot of an astronaut and scientists testing laser device
electrical testing
Testing the Accumulator
Pure water glass in laboratory room. Glass liquid rotating on table. Testing water concept. Pure water quality. Close up of glass with aqua. Food laboratory testing
Electronic measuring instruments. device for testing in medical laboratory. Close up scientist doing chemical test in modern laboratory
Electricians hands testing current electric in control panel. Electrician engineer work tester measuring voltage and current of power electric line in electical cabinet control.
Close up of hiv test strip. Blood test results negative. Testing blood hiv test strip. Testing hiv blood. Medical testing strip. Blood analysis result
Preparation of medicine. Stock footage. Pharmaceutical production and testing of medicines with rotating test tubes with different liquids.
Preparation of medicine. Stock footage. Pharmaceutical production and testing of medicines with rotating test tubes with different liquids.